Portion of a shoe upper



FIG. 1 is a top elevational view of a portion of a shoe upper showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof, showing the left side portion of the shoe upper;

FIG. 4 is a side elevational view thereof; and,

FIG. 5 is a side elevational view of the other side thereof.

The broken line showing of a shoe sole and shoe upper, in FIGS. 1-5, is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a portion of a shoe upper, as shown and described. 